How to understand E=mc² /

      001.894
      G15
      Galfard, Christophe.
      How to understand E=mc² / C. Galfard. — London : Quercus : Hachette, 2017. — 56 p. : illustrations, hardcov. — ( Little Ways to Live a Big Life )
9781786484956
УДК 001.894:53